Renesas Hitachi H8S/2194 Series Hardware Manual page 658

Bit 1: Video FF Counter Set (VST)
Selects whether the REF30 counter register value is set on or off by the Video FF signal when
the drum phase is in FIX on in PB mode.
Bit 1
VST Description
0 Counter set off by Video FF signal
1 Counter set on by Video FF signal
Bit 0: Video FF Edge Selection Bit (VEG)
Selects the edge at which the REF30 counter is set (VST = 1) by the Video FF signal.
Bit 0
VEG Description
0 Set at the rising edge of Video FF signal
1 Set at the falling edge of Video FF signal
(Initial value)
(Initial value)
Rev. 2.0, 11/00, page 631 of 1037